Tutorial on using Garmin StreetPilot C510, C520, C530, C550, and C580 GPS Navigation System - YouTube
Amazon.com: Garmin nüMaps North America Onetime Map Update for detailed maps of U.S., Canada and Puerto Rico (mini SD/SD Card) : Electronics
Garmin StreetPilot c580 Portable car navigation system with Bluetooth® and MSN® Direct at Crutchfield
Amazon.com: Hot Sync and Charge Straight USB cable for the Garmin StreetPilot C510 – Charge and Data Sync with the same cable. Built with Gomadic TipExchange Technology : Electronics
Garmin City Navigator NT Europe microSD™ card with European maps for your Garmin portable navigator at Crutchfield